/*
 * MIT License
 *
 * Copyright (C) 2023 Huawei Device Co., Ltd.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

//
// Created on 2024/6/18.
//
// Node APIs are not fully supported. To solve the compilation error of the interface cannot be found,
// please include "napi/native_api.h".

#include "FastImageSource.h"
#include <regex>

namespace rnoh {

    bool FastImageSource::isValidBase64(const std::string &str)
    {
        const std::regex base64_regex(R"(^([A-Za-z0-9+/]{4})*([A-Za-z0-9+/]{3}=|[A-Za-z0-9+/]{2}==)?$)");
        return std::regex_match(str, base64_regex);
    }

    bool FastImageSource::isUriRes(const Uri &uri)
    {
        return (uri.scheme() == httpPrefix || uri.scheme() == httpsPrefix ||
                uri.scheme() == ftpPrefix) && uri.host() != localhostPrefix;
    }

    std::string FastImageSource::getUri()
    {
        if (source.uri.empty()) {
            return source.uri;
        }
        std::string handleResult = source.uri;
        Uri c_uri(handleResult);
        if (isUriRes(c_uri)) {
            DLOG(INFO) << "[FastImage] uri path=" << c_uri.path();
            handleResult = c_uri.getEncodeUri();
            DLOG(INFO) << "[FastImage] encode result=" << handleResult;
            return handleResult;
        }
        //base64's scheme is [data], need add by self
        if (isValidBase64(handleResult) && c_uri.scheme() == "") {
            handleResult = "data:image/jpeg;base64," + handleResult;
            return handleResult;
        }
        return handleResult;
    }
}
